How many joules of kinetic energy does a 750-rm kg, Ask an Expert

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Q1. A 1.130 H inductor carries a steady current of 0.543 A. When the switch in the circuit is thrown open, current disappears in 7.8 ms.

What is the average induced emf in inductor during this time?

Answer in units of V

Q2. How many joules of kinetic energy does a 750-{rm kg} automobile travelling at the typical highway speed of 65 {rm{ mi/h}} have?

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Category:- Physics
Reference No.:- M9165122

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